C31313132333131133132233132233131121133132313231111331323331323221221   >>    C3131313233313113313223313223313112113313231323111133132333132322122   <<    C31313132333131133132233132233131121133132313231111331323331323221223   >>      C31313132333131133132233132233131121133132313231111331323331323221222   >>